21150020160

Names of 21150020160

• Cardinal: 21150020160 can be written as Twenty-one billion, one hundred fifty million, twenty thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.115002016 × 10¹⁰

Factors of 21150020160

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 235

Divisors of 21150020160

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 29 30 32 36 40 45 48 54 58 60 64 72 80 81 83 87 90 96 108 113 116 120 135 144 145 160 162 166 174 180 192 216 226 232 240 243 249 261 270 288 290 320 324 332 339 348 360 405 415 432 435 452 464 480 486 498 522 540 565 576 580 648 664 678 696 720 747 783 810 830 864 870 904 928 960 972 996 1017 1044 1080 1130 1160 1215 1245 1296 1305 1328 1356 1392 1440 1494 1566 1620 1660 1695 1728 1740 1808 1856 1944 1992 2034 2088 2160 2241 2260 2320 2349 2407 2430 2490 2592 2610 2656 2712 2784 2880 2988 3051 3132 3240 3277 3320 3390 3480 3616 3735 3888 3915 3984 4068 4176 4320 4482 4520 4640 4698 4814 4860 4980 5085 5184 5220 5312 5424 5568 5976 6102 6264 6480 6554 6640 6723 6780 6960 7047 7221 7232 7470 7776 7830 7968 8136 8352 8640 8964 9040 9153 9280 9379 9396 9628 9720 9831 9960 10170 10440 10848 11205 11745 11952 12035 12204 12528 12960 13108 13280 13446 13560 13920 14094 14442 14940 15255 15552 15660 15936 16272 16385 16704 17928 18080 18306 18758 18792 19256 19440 19662 19920 20169 20340 20880 21663 21696 22410 23490 23904 24070 24408 25056 25920 26216 26560 26892 27120 27459 27840 28137 28188 28884 29493 29880 30510 31320 32544 32770 33615 35235 35856 36105 36160 36612 37516 37584 38512 38880 39324 39840 40338 40680 41760 43326 44820 45765 46895 46980 47808 48140 48816 49155 50112 52432 53784 54240 54918 56274 56376 57768 58986 59760 61020 62640 64989 65088 65540 67230 70470 71712 72210 73224 75032 75168 77024 77760 78648 79680 80676 81360 83520 84411 86652 88479 89640 91530 93790 93960 96280 97632 98310 100845 104864 107568 108315 108480 109836 112548 112752 115536 117972 119520 122040 125280 129978 131080 134460 137295 140685 140940 143424 144420 146448 147465 150064 150336 154048 157296 161352 162720 168822 173304 176958 179280 183060 187580 187920 192560 194967 195264 196620 201690 209728 215136 216630 219672 225096 225504 231072 235944 239040 244080 250560 253233 259956 262160 265437 268920 271991 274590 281370 281880 288840 292896 294930 300128 314592 322704 324945 325440 337644 346608 353916 358560 366120 375160 375840 385120 389934 393240 403380 422055 430272 433260 439344 442395 450192 451008 462144 471888 488160 506466 519912 524320 530874 537840 543982 549180 562740 563760 577680 584901 585792 589860 600256 629184 645408 649890 675288 693216 707832 717120 732240 750320 751680 759699 770240 779868 786480 796311 806760 815973 844110 866520 878688 884790 900384 943776 974835 976320 1012932 1039824 1048640 1061748 1075680 1087964 1098360 1125480 1127520 1155360 1169802 1179720 1266165 1290816 1299780 1327185 1350576 1359955 1386432 1415664 1464480 1500640 1519398 1559736 1572960 1592622 1613520 1631946 1688220 1733040 1757376 1769580 1800768 1887552 1949670 2025864 2079648 2123496 2151360 2175928 2196720 2250960 2255040 2279097 2310720 2339604 2359440 2447919 2532330 2599560 2654370 2701152 2719910 2831328 2924505 2928960 3001280 3038796 3119472 3145920 3185244 3227040 3263892 3376440 3466080 3539160 3798495 3899340 3981555 4051728 4079865 4159296 4246992 4351856 4393440 4501920 4558194 4679208 4718880 4895838 5064660 5199120 5308740 5402304 5439820 5662656 5849010 6077592 6238944 6370488 6454080 6527784 6752880 6932160 7078320 7343757 7596990 7798680 7963110 8103456 8159730 8493984 8703712 8786880 9003840 9116388 9358416 9437760 9791676 10129320 10398240 10617480 10879640 11395485 11698020 12155184 12239595 12477888 12740976 13055568 13505760 14156640 14687514 15193980 15597360 15926220 16206912 16319460 16987968 17407424 18232776 18716832 19583352 20258640 20796480 21234960 21759280 22031271 22790970 23396040 24310368 24479190 25481952 26111136 27011520 28313280 29375028 30387960 31194720 31852440 32638920 36465552 36718785 37433664 39166704 40517280 42469920 43518560 44062542 45581940 46792080 48620736 48958380 50963904 52222272 58750056 60775920 62389440 63704880 65277840 66093813 72931104 73437570 78333408 81034560 84939840 87037120 88125084 91163880 93584160 97916760 110156355 117500112 121551840 127409760 130555680 132187626 145862208 146875140 156666816 176250168 182327760 187168320 195833520 220312710 235000224 243103680 254819520 261111360 264375252 293750280 330469065 352500336 364655520 391667040 440625420 470000448 528750504 587500560 660938130 705000672 729311040 783334080 881250840 1057501008 1175001120 1321876260 1410001344 1762501680 2115002016 2350002240 2643752520 3525003360 4230004032 5287505040 7050006720 10575010080 21150020160
• Sum of all divisors σ(n): 79682279040
• Sum of proper divisors (its aliquot sum) s(n): 58532258880
• 21150020160 is an abundant number, because the sum of its proper divisors (58532258880) is greater than itself. Its abundance is 37382238720

Bases of 21150020160

• Binary: 10011101100101000111011001001000000₂
• Hexadecimal: 0x4ECA3B240
• Base-36: 9PS6C00

Squares and roots of 21150020160

• 21150020160 squared (21150020160²) is 447323352768406425600
• 21150020160 cubed (21150020160³) is 9460897929090587712513540096000
• The square root of 21150020160 is 145430.4650339811
• The cube root of 21150020160 is 2765.4783437543

Scales and comparisons

• 21,150,020,160 seconds is equal to 672 years, 26 weeks, 1 day, 21 hours, 36 minutes.
• To count from 1 to 21,150,020,160 would take you about one thousand, three hundred forty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21150020160 cubic inches would be around 230.5 feet tall.

Recreational maths with 21150020160

• 21150020160 backwards is 06102005112
• 21150020160 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21150020160's digits is 18
• More coming soon!